Left sidebar: clicking the folder arrow should freely expand or collapse subfolders (files)

[xinchu431-ctrl]

What problem are you trying to solve?

Clicking the arrow next to a folder in the left sidebar should freely expand or collapse that folder's subfolders (and files).

Proposed solution

No response

Area

No response

Alternatives considered

No response

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Translated from Chinese on 2026-07-27. Original preserved verbatim below for reference.

Original title: 左侧文件夹箭头点击可以自由展开或者折叠子文件夹（文件）

Original description:

### What problem are you trying to solve?

左侧文件夹箭头点击可以自由展开或者折叠子文件夹（文件

### Proposed solution

*No response*

### Area

*No response*

### Alternatives considered

*No response*

[amikofalvy]

Thanks for the report. We are reading your suggestion and will get back to you soon.